This uses Skype for Business, formerly Lync, which is different tech than Skype-the-consumer-app. Skype for Business connects though your own network infrastruc

This uses Skype for Business, formerly Lync, which is different tech than Skype-the-consumer-app. Skype for Business connects though your own network infrastructure, and uses your own servers (or Office 365 hosted ones). Quality is about as good as it gets - depending on the latency and bandwidth of your network of course.